Unreasonable Stories

Unreasonable Stories is a podcast from Unreasonable Group featuring conversations with entrepreneurs, leaders, and builders working on some of the hardest problems of our time. Hosted by Daniel Epstein, founder of Unreasonable Group, each episode goes beyond the business to hear the real story of the person behind the work, from what drives them and how they got here, to what they've learned along the way.

Unreasonable Stories is a general podcast hosted by Unknown Host, with 10 episodes on record and a Required Pod Score of 80. PitchCentric scores this show on Booking Probability, Listen Score, and live audience signals refreshed every 24 hours.

Unknown Host hosts Unreasonable Stories, a general show with 10 episodes published.

Our AI reads these to draft pitches. Use them as grounding for a pitch that cites a real guest and a specific topic.

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  Episode #10

  She Grows Biodegradable Materials Inside Bacteria

  Jul 16, 202657 minS1

  <p>Molly Morse is the CEO and co-founder of Mango Materials, a Bay Area company that turns methane into a biodegradable plastic alternative. Its material is grown by bacteria that eat methane and store a natural polymer, PHA, in their cell walls, which Mango harvests into pellets that behave like conventional plastic but break down naturally at the end of life.</p><p>In this conversation with Daniel Epstein, Molly explains the science in plain language: why methane, a greenhouse gas 20 to 80 times more potent than carbon dioxide, makes the material carbon-negative going in, and why PHA breaks down in...

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  Episode #9

  Bringing Solar Power to 26 Million Homes Off the Grid

  Jul 3, 20261h 9mS1

  <p>Patrick Walsh and Anish Thakkar are the co-founders of Sun King, the world's largest off-grid solar energy company. Over two decades they have brought solar power to more than 26 million homes across 46 countries, created work for more than 37,000 field agents, and extended over $1.7 billion in financing to customers most banks would never reach.</p><p>In this conversation with Daniel Epstein, Patrick and Anish trace Sun King from its origins in a University of Illinois student project with Engineers Without Borders to a fully integrated company that designs its own hardware, runs its own village agent network, and finances...

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  Episode #8

  He Flew to Space. Now He's Building a New Space Station

  Jun 18, 20261h 3mS1

  <p>Dylan Taylor is the founder and CEO of Voyager Technologies, a space infrastructure company that went public in 2025. Voyager is building Starlab, a commercial successor to the International Space Station, and through its Nanoracks business is the largest commercial user of the ISS today, with more than 1,300 experiments run in orbit.</p><p>In this conversation with Daniel Epstein, Dylan explains why he sees space not as an escape from Earth but as a way to improve life on it, from cancer research in microgravity to printing human tissue that the body will not reject. He traces his own...

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  Episode #7

  The Battery Built for Traffic Lights, Now Powering AI Data Centers.

  May 21, 20261h 6mS1

  <p>ZincFive is the world's leading nickel-zinc battery company. Its batteries cannot be forced into fire, are over 90 percent recyclable through a smelter-free chemical process, and deliver power in millisecond bursts that lithium cannot match on its own. </p><p>Nearly 2 gigawatts are deployed or under contract for data centers globally, and the company just launched its first battery cabinet engineered specifically for AI workloads.</p><p>Tim Hysell commercialized the first nickel-zinc product in 2012 as a battery backup for traffic lights. By 2016 he had merged his company with PowerGenix to consolidate the chemistry and the manufacturing under one roof. <...

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  Episode #6

  Renewable Energy That Saves India’s Factories 40% on Their Power Bill

  May 9, 202659 minS1

  <p>Fourth Partner Energy finances, builds, and operates renewable energy for India’s factories. Clients save 30 to 40% on their power bills and pay nothing upfront to switch. The company now serves over 400 clients across 23 states, has raised $475 million, and is building a gigawatt of clean energy a year.</p><p>Saif Dhorajiwala co-founded the company in 2010 with very little money. They started by building small solar plants for rural schools in interior India. Today their largest facility has 91 wind turbines and a thousand acres of solar, connected by a 90-kilometre transmission line that sends power from south India to factories in...

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